Online Store Arm & Hammer Fridge Fresh Refrigerator Air Filter (Pack of 4)-2pack

100% baking soda
Place it virtually anywhere
Eliminates odors so foods taste fresher longer
Super grip suction cup adheres virtually anywhere to get the baking soda up into the air flow and closer to the source of odors
The Replacement Indicator shows when it’s time to replace the unit, ensuring fresh foods are always protected (Pack of 4)-2pack